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Fix uncaught query param encoding errors (#12741)

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Eugen Rochko 2020-01-02 17:14:58 +01:00 • committed by GitHub
parent 9edab7afaf
commit 09d54d1f62
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4 changed files with 41 additions and 3 deletions
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18
app/middleware/handle_bad_encoding_middleware.rb Normal file
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@ -0,0 +1,18 @@
# frozen_string_literal: true
# See: https://jamescrisp.org/2018/05/28/fixing-invalid-query-parameters-invalid-encoding-in-a-rails-app/
class HandleBadEncodingMiddleware
def initialize(app)
@app = app
end
def call(env)
begin
Rack::Utils.parse_nested_query(env['QUERY_STRING'].to_s)
rescue Rack::Utils::InvalidParameterError
env['QUERY_STRING'] = ''
end
@app.call(env)
end
end